impeachment evidenceglossary / impeachment evidence Evidence used to undermine a witness’s credibility. Fed. R. Evid. 607–610. [Cases: Witnesses 311–409. C.J.S. Witnesses §§ 559–775.] 词条贡献者 双语律师李明,国际知名法学院法律专业,擅长翻译各类与政府监管相关的法律文件。